diff --git a/.env-dist b/.env-dist
index 476efc9..3fc6a75 100644
--- a/.env-dist
+++ b/.env-dist
@@ -15,6 +15,9 @@ TTRSS_SELF_URL_PATH=http://localhost:8280/tt-rss
 # See app/Dockerfile for complete list. Examples:
 # TTRSS_PLUGINS=auth_remote
 # TTRSS_SINGLE_USER_MODE=true
+# TTRSS_SESSION_COOKIE_LIFETIME=2592000
+# TTRSS_FORCE_ARTICLE_PURGE=30
+# etc, etc.
 
 # bind exposed port to 127.0.0.1 by default in case reverse proxy is used.
 # if you plan to run the container standalone and need origin port exposed